
USAGE
Manual
Transmission (5-Speed without
Low Gear,
RPO MG5)
Automatic
Transmission
Key Lock
Cylinders
Floor Shift
Linkage
Chassis
Lubrication
FLUIDLUBRICANT
~~
Synchromesh Transmission Fluid
(GM Part
No. 12345349
or equivalent).
DEXRON@-111 Automatic
Transmission Fluid.
Multi-Purpose lubricant, Superlube@ (GM Part
No. 12346241
or equivalent).
Lubriplate lubricant aerosol (GM
Part No. 12346293 or
equivalent) or lubricant meeting
requirements of NLGI
## 2
Categorv LB or GC-LB, ~~~
Chassis lubricant (GM Part
No. 1052497 or equivalent) or
lubricant meeting requirements
of NLGI # 2, Category LB
or GC-LB.
USAGE
Front Wheel
Bearings
Differential,
Front and Rear
Axle
Differential,
C3 (HD3500)
Trucks With
Dana Rear Axle
Transfer Case
Windshield Washer Solvent
Propeller Shaft SplineLJniversal
Joint and
Propeller Shaft
FLUIDLUBRICANT
Wheel bearing lubricant meeting
requirements
of NLGI # 2,
Category GC
or GC-LB (GM Part
No. 105 1344 or equivalent).
Axle Lubricant (GM Part
No. 105227 1) or SAE SOW-90
GL-5 Gear Lubricant.
SAE 75W- 140 Synthetic Gear
Lubricant
(GM Part
No. 12346 140) or equivalent.
DEXR0N'-111 Automatic
Transmission Fluid.
~~
GM Optikleen' Washer Solvent
(GM
Part No. 105 15 15)
or equivalent.
Chassis lubricant (GM Part
No. 1052497 or equivalent) or
lubricant meeting requirements
of
NLGI ## 2, Category LB
or GC-LB.
7-52
ProCarManuals.com

Roadside Assistance
1
GMC’s Roadside Assistance provides stranded owners
with over-the-phone roadside repairs, location of the
nearest
GMC dealer or the following special services:
FZat Tire Change: Installation of spare tire will be
covered at no charge (customer is responsible for repair
or replacement of tire).
Fuel Delivery: Delivery of enough fuel for the customer
to get to the nearest service station (up to
$4.00) will
be covered.
Jump Start: No-start situations which require a battery
jump start will be covered at no charge.
Lock Out: Replacement keys or locksmith service will
be covered at no charge if you are unable to gain entry
into your vehicle. Delivery of
the replacement key will
be covered at no charge within
10 miles (16 km).
Emergency Towing Service: Towing to the nearest
GMC dealer for warranty related disablements will
be covered.
ProCarManuals.com

Section 9 Index
Accessory Power Outlet ......................... 2-6 I
Adding Equipment to the Outside of Your Vehicle ...... 6-3
AirBag ....................................... 1-23
Adding Equipment ............................ 1-3 1
How Does it Restrain .......................... 1-28
How
it Works ................................ 1-25
Location
.................................... 1-25
Readiness Light
......................... 1-25. 2-67
Servicing
................................... 1-30
What Makes it Inflate .......................... 1-27
What Will You See After
it Inflates ............... 1-28
When Should
it Inflate ......................... 1-27
Air Bag Off Light
.......................... 1-57, 2-68
Aircleaner
.................................... 6-10
Air Cleaner Filter Restriction Indicator Check ........ 7-46
Air Conditioning
................................ 3-4
Air Conditioning Refrigerants ..................... 6-78
Alignment and Balance. Tire
...................... 6-57
Aluminum Wheels. Cleaning
...................... 6-65
Antenna
...................................... 3-26
Antifreeze
..................................... 6-29
Anti-Lock Brake System Warning Light
................ 2-72. 4.7
Brakes
...................................... 4-7
Appearance Care
............................... 6-59 Appearance Care
Materials
....................... 6-68
Arbitration Program .............................. 8-9
Armrest Storage Compartment
.................... 2-57
Ashtrays
...................................... 2-59
Audio Equipment. Adding
........................ 3-24
Audio Systems
.................................. 3-7
Automatic Transmission
Check
...................................... 7-46
Fluid
....................................... 6-21
Operation
................................... 2-15
Park Mechanism Check
........................ 7-48
Starting Your Engine
.......................... 2-13
Axle.
Front .................................... 6-28
Axle. Locking Rear
............................. 2-22
Axle. Rear
.................................... 6-26
Battery ...................................... 6-39
Jump Starting ................................. 5-3
Replacement. Keyless Entry
..................... 2-8
Warnings
................................ 5.3. 5.5
BBB Auto Line ................................. 8-9
Better Business Bureau Mediation ................... 8-9
Blizzard. Driving In ............................. 4-39
9-1
ProCarManuals.com

Garage Door Opener ............................ 2-52
GAWR
....................................... 4-41
Gear Positions. Automatic Transmission
............. 2- 15
Gear Positions. Manual Transmission .......... 2- 19. 2-20
GloveBox
.................................... 2-52
Gross Axle Weight Rating
........................ 4-41
Gross Vehicle Weight Rating ...................... 4-41
Guide
en Fransais 11
GVWR ....................................... 4-41
.. .................................
Halogen Bulbs ................................ 6-39
Hazard Warning Flashers
.......................... 5-2
Head Restraints
................................. 1-6
Headlamps .................................... 2-43
Bulb Replacement
....................... 6.40. 6.41
HigWLow Beam Changer
...................... 2-37
OnReminder
................................ 2-44
Wiring
..................................... 6-70
Hearing Impaired. Customer Assistance
.............. 8-4
Heating
........................................ 3-4
High-Beam Headlamps
.......................... 2-37
Highway Hypnosis
.............................. 4-35
Hill and Mountain Roads
......................... 4-35
Hitches. Trailer
................................. 4-53
Hood Checking Things Under
......................... 6-8
Release
...................................... 6-9
Hydraulic Clutch Fluid
........................... 6-26
Hydroplaning
.................................. 4-3 1
Horn
......................................... 2-35 Ignition
Positions
.............................. 2-11
Ignition Transmission Lock Check
................. 7-48
Illuminated Entry
............................... 2-46
Inflation. Tire
.................................. 6-51
Inside Daymight Rearview Mirror
................. 2-48
Inspections
.................................... 7-49
Brake System
................................ 7-50
DriveAxle
.................................. 7-50
Exhaust Systems
............................. 7-49
Radiator and Heater Hose
...................... 7-49
Steering
.................................... 7-49
Suspension
.................................. 7-49
Throttle Linkage
.............................. 7-49
Transfer Case (Four-wheel Drive)
............... 7-50
Instrumentpanel
............................... 2-62
Cleaning
.................................... 6-63
Cluster
..................................... 2-64
FuseBlock
.................................. 6-71
Intensity Control
............................. 2-46
Interior Lamps
................................. 2-46
.................................... J ack. Tire 5-23
Jump Starting
................................... 5-3
Key Lock Cylinders Service
..................... 7-46
Key Release Button
............................. 2-12
Keyless Entry System
............................ 2-7
Keys
.......................................... 2-2
9-5
ProCarManuals.com

Labels Certification
................................. 4-4 1
Certificationflire ............................. 4-4 1
Service Parts Identification ..................... 6-69
Vehicle Identification Number
................... 6-69
Lamps
........................................ 2-43
Cargo
...................................... 2-47
Cleaning
.................................... 6-64
Dome
...................................... 2-46
Interior
..................................... 2-46
On Reminder
................................ 2-44
Latches, Seatback
................................ 1-6
Leaving Your Vehicle
............................. 2-6
Leaving Your Vehicle with the Engine Running
....... 2-29
Lighter
....................................... 2-59
Lights Air Bag Off
............................ 1-57. 2-68
Anti-Lock Brake System Warning
............ 2-72. 4-7
Charging System
............................. 2-69
Daytime Running Lamps Indicator
............... 2-77
Safety Belt Reminder
..................... 1 - 10, 2-67
Service Engine Soon
.......................... 2-73
Shift
.................................. 2-22. 2-76
Loading Information. Truck-Camper
............... 4-43
Loading Your Vehicle for Off-Road Driving
.......... 4- I5
LockoutSwitch ................................ 2-34
Locks
Cylinders
................................... 7-46
Air Bag Readiness
....................... 1-25. 2-67
Brake System Warning
......................... 2-71
Check Gages
................................ 2-77
Loading Your Vehicle
........................... 4-41 Door
........................................ 2-5
Ignition Transmission Lock Check
............... 7-48
Key Lock Cylinders Service
.................... 7-46
PowerDoor
.................................. 2-6
Rear Door Security
............................. 2-6
Lubricants and Fluids
............................ 7-51
Lubrication Service. Body
........................ 7-47
Lumbar Controls
................................ 1-4
Maintenance. Normal Replacement Parts
........... 6-77
Maintenance Record
............................ 7-54
Maintenance Schedule
............................ 7-1
Long Trip/Highway Definition
................... 7-6
Owner Checks and Services
..................... 7-45
Periodic Maintenance Inspections
................ 7-49
Recommended Fluids and Lubricants
............. 7-51
Scheduled Maintenance Services
.................. 7-4
Long Trip/Highway Intervals
..................... 7-6
Short Trip/City Definition
....................... 7-5
Short Trip/City Intervals ........................ 7-5
Maintenance. Underbody
......................... 6-67
Maintenance When Trailer Towing
................. 4-58
Malfunction Indicator Lamp
...................... 2-73
Manual Front Seat
............................... 1-2
ManualMirror
................................. 2-51
Manual Transmission Check
...................................... 7-46
Fluid
....................................... 6-25
Shifting
................................ 2- 19. 2-20
Starting Your Engine
.......................... 2-13
Manualwindows
............................... 2-33
Memo Pad Holder
......................... 2-56. 2-58
9-6
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